Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/754f230aa01b8c789fc31f8013c2487954073300/cpu/ixp You should set ROOT_URL correctly, otherwise the web may not work correctly.

upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support

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npe	…
Makefile	…
config.mk	…
cpu.c	…
interrupts.c	…
pci.c	…
serial.c	…
start.S	…
timer.c	…